The Cisco Unified IP phone products include phones with large pixel-based displays to bring productivity-enhancing applications to the phones, as well as customization options that can be modified as needs change, and provide inline power support over Ethernet. The Cisco Unified IP Phone 7940G (Figure 1) is multiprotocol-enabled to support Session Initiated Protocol (SIP), Media Gateway Control Protocol (MGCP), as well as the Cisco Unified CallManager Skinny Client Control Protocol (SCCP).